function show_don_vi_tinh(){
    $.get("don_vi_tinh/index", { name: "John", time: "2pm" } )
    .done(function( data ) {
        $("#tabs-4").html(data);
    });
}

function redirect_setting_page(url, _data){
    $.get(url, _data )
    .done(function( data ) {
        $("#tabs-4").html(data);
    });
}